File: cpuinfo_microblaze.c

package info (click to toggle)
linuxlogo 6.01-0.1
  • links: PTS, VCS
  • area: main
  • in suites: sid, trixie
  • size: 1,104 kB
  • sloc: ansic: 4,604; sh: 380; makefile: 302; perl: 7
file content (79 lines) | stat: -rw-r--r-- 2,109 bytes parent folder | download | duplicates (6)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
/* Handle microblaze architecture */

#include <stdio.h>
#include <string.h>
#include <stdlib.h>  /* atof */

#include "../sysinfo.h"
#include "../include/generic.h"

int get_cpu_info(struct cpu_info_type *cpu_info) {

    FILE *fff;
    char temp_string[BUFSIZ];
    char vendor_string[BUFSIZ],model_string[BUFSIZ];
    int cpu_count=0;
    float megahertz=0.0,bogomips=0.0;
   
    vendor_string[0]=model_string[0]=0;

    strncpy(vendor_string,"MicroBlaze",11);
   
       /* We get all of our info here from /proc/cpuinfo */
    if ((fff=fopen(get_cpuinfo_file(),"r") )!=NULL) {
       
       while ( (fgets(temp_string,BUFSIZ,fff)!=NULL) ) {
	
	  if ( !(strncmp(temp_string,"FPGA-Arch",9))) {
	     strncpy(model_string,parse_line(temp_string),BUFSIZ);
	     clip_lf(model_string,BUFSIZ);
	  }
	  	  
	  if ( !(strncmp(temp_string,"CPU-MHz",7))) {
	     megahertz=atof(parse_line(temp_string));	     
	  }

	     /* Ugh why must people play with capitalization */
	  if ( !(strncmp(temp_string,"bogomips",8)) ||
	       !(strncmp(temp_string,"BogoMips",8)) ||
	       !(strncmp(temp_string,"BogoMIPS",8))) {
	     bogomips+=atof(parse_line(temp_string));
	     cpu_count++;  /* Cheating way to detect number of CPUs */
	  }
       }
    }

    strncpy(cpu_info->chip_vendor,vendor_string,SYSINFO_CHIP_VENDOR_SIZE);
    strncpy(cpu_info->chip_type,model_string,SYSINFO_CHIP_TYPE_SIZE);
   
    cpu_info->num_cpus=cpu_count;
    cpu_info->megahertz=megahertz;
    cpu_info->bogomips=bogomips;

    return 0;
   
}

int get_hardware(char *hardware_string) {
    
    char temp_string[BUFSIZ];
    FILE *fff;
   
    if ((fff=fopen(get_cpuinfo_file(),"r") )!=NULL) {
       
       while ( (fgets(temp_string,BUFSIZ,fff)!=NULL) ) {
	  	  
	  if (!(strncmp(temp_string,"system type",11))) {
             strncpy(hardware_string,parse_line(temp_string),
		     SYSINFO_HARDWARE_STRING_SIZE);
	  }
       }
    }
    return 1;
}

    /* Some architectures might have better ways of detecting RAM size */
long long get_arch_specific_mem_size(void) {
       /* We use sysinfo */
       return MEM_USE_SYSINFO;
}